<template>
  <div>
    <!-- <h3>用户列表组件</h3> -->
    <!-- 面包屑导航区域 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片视图区域 -->
    <el-card class="box-card">
      <el-row :gutter="20">
        <el-col :span="10">
          <!-- 搜索与添加区域 -->
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            :clearable="true"
            @clear="getUserList"
          >
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="getUserList"
            ></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="addDialogVisible = true"
            >添加用户</el-button
          >
        </el-col>
      </el-row>
      <!-- 用户列表区域 -->
      <el-table :data="userlist" :border="true" :stripe="true">
        <el-table-column type="index" label="#"></el-table-column>
        <el-table-column prop="username" label="姓名"> </el-table-column>
        <el-table-column prop="email" label="邮箱"> </el-table-column>
        <el-table-column prop="mobile" label="电话"> </el-table-column>
        <el-table-column prop="role_name" label="角色"> </el-table-column>
        <el-table-column prop="mg_state" label="状态">
          <template slot-scope="scope">
            <!-- {{ scope.row }} -->
            <el-switch
              v-model="scope.row.mg_state"
              @change="userStateChange(scope.row)"
            >
            </el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="180px">
          <template slot-scope="scope">
            <!-- 修改按钮 -->
            <el-tooltip
              class="item"
              effect="dark"
              content="修改用户"
              placement="top"
              :enterable="false"
              @click="editDialogVisible()"
            >
              <el-button
                type="primary"
                icon="el-icon-edit"
                size="mini"
                @click="showEditDialog(scope.row.id)"
              ></el-button>
            </el-tooltip>
            <!-- 删除按钮 -->
            <el-tooltip
              class="item"
              effect="dark"
              content="删除用户"
              placement="top"
              :enterable="false"
            >
              <el-button
                type="danger"
                icon="el-icon-delete"
                size="mini"
                @click="removeUserById(scope.row.id)"
              ></el-button>
            </el-tooltip>
            <!-- 分配角色按钮 -->
            <el-tooltip
              class="item"
              effect="dark"
              content="分配角色"
              placement="top"
              :enterable="false"
            >
              <el-button
                type="warning"
                icon="el-icon-setting"
                size="mini"
                @click="setRole(scope.row)"
              ></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>
      <!-- 这是分页区域 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 2, 3, 5, 10]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      >
      </el-pagination>
    </el-card>

    <!-- 添加用户对话框 -->
    <el-dialog
      title="添加用户"
      :visible.sync="addDialogVisible"
      width="50%"
      @close="addDialogClosed"
    >
      <!-- 内容主体区域 -->
      <el-form
        :model="addForm"
        status-icon
        :rules="addFormRules"
        ref="addFormRef"
        label-width="70px"
      >
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="手机号" prop="mobile">
          <el-input v-model="addForm.mobile" autocomplete="off"></el-input>
        </el-form-item>
      </el-form>
      <!-- 底部区域 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>

    <!-- 修改用户对话框 -->
    <el-dialog
      title="修改用户"
      :visible.sync="editDialogVisible"
      width="50%"
      @close="editDialogClosed"
    >
      <!-- 内容主体区域 -->
      <el-form
        :model="editForm"
        status-icon
        :rules="editFormRules"
        ref="editFormRef"
        label-width="70px"
      >
        <el-form-item label="用户名">
          <el-input
            v-model="editForm.username"
            autocomplete="off"
            disabled
          ></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="手机号" prop="mobile">
          <el-input v-model="editForm.mobile" autocomplete="off"></el-input>
        </el-form-item>
      </el-form>
      <!-- 底部区域 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUserInfo">确 定</el-button>
      </span>
    </el-dialog>

    <!-- 分配角色对话框 -->
    <el-dialog
      title="分配角色"
      :visible.sync="setRoleDialogVisible"
      width="50%"
      @close="setRoleDialogClosed"
    >
      <div>
        <p>当前的用户:{{ userInfo.username }}</p>
        <p>当前的角色:{{ userInfo.role_name }}</p>
        <p>分配新角色：
            <el-select v-model="selectedRoleId" placeholder="请选择">
            <el-option
              v-for="item in rolelist"
              :key="item.id"
              :label="item.roleName"
              :value="item.id"
            >
            </el-option>
          </el-select>
        </p>
      </div>
      <span slot="footer" class="dialog-footer">
        <el-button @click="setRoleDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="saveRoleInfo"
          >确 定</el-button
        >
      </span>
    </el-dialog>
  </div>
</template>

<script>
export default {
  name: 'VueShopUsers',

  data() {
    // 验证邮箱的规则
    var checkEmail = (rule, value, cb) => {
      // 验证邮箱的正则表达式
      const regemail =
        /^[a-zA-Z0-9_.-]+@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*\.[a-zA-Z0-9]{2,6}$/
      if (regemail.test(value)) {
        cb()
      } else {
        cb(new Error('邮箱格式不正确'))
      }
    }
    // 验证邮箱的规则
    var checkMobile = (rule, value, cb) => {
      // 验证手机号的正则表达式
      const regmobile =
        /^(13[0-9]|14[01456879]|15[0-35-9]|16[2567]|17[0-8]|18[0-9]|19[0-35-9])\d{8}$/
      if (regmobile.test(value)) {
        cb()
      } else {
        cb(new Error('手机号码格式不正确'))
      }
    }
    return {
      // 获取用户数据列表
      queryInfo: {
        query: '',
        // 当前的页数
        pagenum: 1,
        // 当前每页显示多少条数据
        pagesize: 2,
      },
      userlist: [],
      total: 5,
      // 控制添加用户对话框的显示与隐藏
      addDialogVisible: false,
      // 控制展示分配角色对话框的显示与隐藏
      setRoleDialogVisible: false,
      // 所有角色列表数据
      rolelist: [],
      // 当前即将分配角色的用户Id
      userInfo: {},
      // 已选中的角色Id值
      selectedRoleId: '',
      // 添加用户的表单数据
      addForm: {
        username: '',
        password: '',
        email: '',
        mobile: '',
      },
      // 添加表单的验证规则对象
      addFormRules: {
        username: [
          { required: true, messge: '请输入用户名', trigger: 'blur' },
          {
            min: 3,
            max: 10,
            messge: '用户名长度在3-10字符之间',
            trigger: 'blur',
          },
        ],
        password: [
          { required: true, messge: '请输入密码', trigger: 'blur' },
          {
            min: 6,
            max: 15,
            messge: '用户名长度在6-15字符之间',
            trigger: 'blur',
          },
        ],
        email: [
          { required: true, messge: '请输入邮箱', trigger: 'blur' },
          { validator: checkEmail, trigger: 'blur' },
        ],
        mobile: [
          {
            min: 6,
            max: 15,
            messge: '用户名长度在6-15字符之间',
            trigger: 'blur',
          },
          { validator: checkMobile, trigger: 'blur' },
        ],
      },
      // 控制修改用户对话框的显示与隐藏
      editDialogVisible: false,
      // 查询用户的表单数据
      editForm: {},
      // 修改表单的验证规则对象
      editFormRules: {
        email: [
          { required: true, messge: '请输入邮箱', trigger: 'blur' },
          { validator: checkEmail, trigger: 'blur' },
        ],
        mobile: [
          {
            min: 6,
            max: 15,
            messge: '用户名长度在6-15字符之间',
            trigger: 'blur',
          },
          { validator: checkMobile, trigger: 'blur' },
        ],
      },
    }
  },

  created() {
    this.getUserList()
  },

  methods: {
    async getUserList() {
      const { data: res } = await this.$http.get('users', {
        params: this.queryInfo,
      })
      if (res.meta.status !== 200) {
        return this.$message.error('获取用户列表失败！ ')
      }
      this.userlist = res.data.users
      console.log(res.data)
    },
    // 监听 pagesize 改变的事件
    handleSizeChange(newSize) {
      // console.log(newSize)
      this.queryInfo.pagesize = newSize
      this.getUserList()
    },
    // 监听页码值改变的事件
    handleCurrentChange(newPage) {
      // console.log(newPage)
      this.queryInfo.pagenum = newPage
      this.getUserList()
    },
    // 监听Switch状态的改变
    async userStateChange(userinfo) {
      // console.log(userinfo)
      const { data: res } = await this.$http.put(
        `users/${userinfo.id}/state/${userinfo.mg_state}`
      )
      console.log(res)
      if (res.meta.status !== 200) {
        userinfo.mg_state = !userinfo.mg_state
        return this.$message.error('更新用户状态失败')
      }
      this.$message.success('更新用户状态成功')
    },
    // 监听添加用户对话框的关闭事件
    addDialogClosed() {
      this.$refs.addFormRef.resetFields()
    },
    // 点击按钮，添加新用户
    addUser() {
      this.$refs.addFormRef.validate(async (valid) => {
        console.log(valid)
        if (!valid) return
        // 可以添加用户的网络请求
        const { data: res } = await this.$http.post('users', this.addForm)
        console.log(res)
        if (res.meta.status !== 201) {
          return this.$message.error('添加用户失败')
        }
        this.$message.success('添加用户成功')
        // 隐藏添加用户的对话框
        this.addDialogVisible = false
        // 重新获取用户列表数据
        this.getUserList()
      })
    },
    // 展示编辑用户的对话框
    async showEditDialog(id) {
      // console.log(id)
      const { data: res } = await this.$http.get('users/' + id)
      if (res.meta.status !== 200) {
        return this.$message.error('查询用户失败')
      }
      this.editForm = res.data
      this.editDialogVisible = true
    },
    // 监听添加用户对话框的关闭事件
    editDialogClosed() {
      this.$refs.editFormRef.resetFields()
    },
    // 点击按钮，确认修改用户
    editUserInfo() {
      this.$refs.editFormRef.validate(async (valid) => {
        console.log(valid)
        if (!valid) return
        // 可以修改用户的网络请求
        const { data: res } = await this.$http.put(
          'users/' + this.editForm.id,
          { email: this.editForm.email, mobile: this.editForm.mobile }
        )
        console.log(res)
        if (res.meta.status !== 200) {
          return this.$message.error('更新用户失败')
        }
        // 隐藏添加用户的对话框
        this.editDialogVisible = false
        // 重新获取用户列表数据
        this.getUserList()
        this.$message.success('更新用户成功')
      })
    },
    // 根据Id删除对应的用户信息
    async removeUserById(id) {
      //弹框询问是否删除数据
      const confirmResult = await this.$confirm(
        '此操作将永久删除该用户, 是否继续?',
        '提示',
        {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning',
        }
      )
        .then(() => {
          this.$http.delete('users/' + id)
          this.$message({
            type: 'success',
            message: '删除成功!',
          })
        })
        .catch(() => {
          this.$message({
            type: 'info',
            message: '已取消删除',
          })
        })
      this.getUserList()
    },
    // 展示分配角色对话框
    async setRole(userInfo) {
      this.userInfo = userInfo
      // console.log(this.userInfo)
      // 获取所有权限数据
      const { data: res } = await this.$http.get('roles')
      if (res.meta.status !== 200) {
        return this.$message.error('获取权限数据失败')
      }
      this.rolelist = res.data
      // console.log(res.data)
      // this.getLeafKeys(user,this.defKeys)
      this.setRoleDialogVisible = true
    },
    // 点击按钮分配角色
    async saveRoleInfo(){
      if(!this.selectedRoleId){
        return this.$message.error('请选择要分配的角色')
      }
      const {data:res}= await this.$http.put(
        `users/${this.userInfo.id}/role`,
        {rid:this.selectedRoleId}
      )
      console.log(res)

      if (res.meta.status !== 200){
        return this.$message.error('更新用户角色失败')
      }
      this.$message.success('更新用户角色成功')
      this.getUserList()
      this.setRoleDialogVisible = false
    },
    // 监听分配角色对话框关闭事件
    setRoleDialogClosed(){
      this.selectedRoleId= ''
      this.userInfo=''
    }
  },
}
</script>

<style lang='less' scoped>
.el-table {
  margin-top: 15px;
  font-size: 12px;
}
p {
  align-content: start;
}
</style>
